Aidan

It is composed of two syllables: "Ai" and "Dan".

Spelling	ai
Closest English pronunciation	/aɪ/
Hint	As in English "eye".
Chinese Pinyin	āi ái ǎi ài
Common characters in names	爱 艾

Spelling	dan
Closest English pronunciation	/dʌn/
Hint	"do" + "cup" + "no". Not /dæn/ as in English name "Dan".
Chinese Pinyin	dān dán dǎn dàn
Common characters in names	丹 旦 淡 诞